UNI-T UT255C Operating Manual Download Page 1 | Manualshive

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Summary of Contents for UT255C

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Page 2: ...escription 6 3 Illustrations 7 VI Operating Instructions 7 1 Operate the detector 5 1 Power on off 6 2 General testing 6 3 Testing zone 6 4 Data transfer 6 2 Operate the receiver 9 1 Power on off 9 2 Introduction 9 3 Data reception 10 4 Data hold 10 5 Introduction 10 6 Data storage 10 7 Data viewing 10 8 Data deletion 10 VII Battery Replacement 10 VIII Packing List 11 ...

Page 3: ...to the instructions It is recommended to perform dielectric test once per year at least apply AC 220kV rms between both ends of fully extended hot stick I Introduction The UT255C Large Current Fork Meter is specifically designed and manufactured to measure high voltage current Its innovative U shaped clamp which features a breakthrough in conventional structure makes on site measurement effortless...

Page 4: ... wireless transfer with transfer distance at about 100 meters Display mode 4 digit LCD display designed with backlight function suitable for use in dark places LCD size 47 mm 28 5 mm Product dimensions W H T Detector 107 mm 252 mm 31 mm Receiver 78 mm 165 mm 42 mm Clamp jaws size φ 68mm Hot stick size Diameter φ 45mm Length 850 mm retracted 3600 mm extended Voltage class of hot stick 110 KV Sampli...

Page 5: ...nutes after the detector receiver is powered on it powers off automatically to reduce power consumption Battery voltage If the battery voltage of detector receiver is lower than 4 8V 0 2V the symbol flashes for detector and is displayed continuously for receiver to indicate replacing battery Product weight Detector 235g including battery Receiver 280g including battery Total weight 2300g including...

Page 6: ... jaws 2 Detector 3 Power indicator light 4 Power button 5 Adjustable connector 6 Power button 7 HOLD button 8 LCD display 9 Receiver 10 Antenna 11 Retractable hot stick 12 Adjustable connector V LCD Display 1 Display screen ...

Page 7: ... symbol When viewing data this symbol appears and the group No of stored data is displayed 6 END This is exit symbol The symbol appears when performing exit operation 7 dEL This is data deletion symbol The symbol appears when performing data deletion 8 no This is no signal symbol This symbol is displayed dynamically to indicate the detector may not be in testing mode or receiving location and dist...

Page 8: ...sonnel The operator must follow the safety information strictly otherwise it may present a risk of electric shock which can cause personal injury or death Danger It is forbidden to test bare conductor or bus bar with voltage over 110kV otherwise it may present a risk of electric shock which can cause personal injury or equipment damage For high voltage testing please connect the hot stick and full...

Page 9: ...the bottom of the clamp jaws Area A If it is near the top of the clamp jaws Area C the testing error will be doubled approximately or more if at Area B increased by about 1 Figure A Figure C Figure B Conductor Push forward Pull back High voltage current tes ng Grounding Grounding 10Kv 400V transformer Conductor Conductor Grounding Low voltage current tes ng ...

Page 10: ...the button the receiver is powered on and then enters data reception mode If the brightness of the LCD is low after the receiver is powered on the battery voltage may be low please replace the battery in time 15 minutes after the receiver is powered on the LCD flashes continuously to indicate the receiver is going to power off automatically 30 seconds after that the receiver powers off automatical...

Page 11: ... then press HOLD or to cycle through the stored data The receiver automatically displays the data of Group 01 when viewing data of last group Long press more than 3 seconds to exit data viewing mode and return to data reception mode The symbol End appears when exiting data viewing mode 6 Data deletion In data viewing mode press HOLD and to delete all stored data and return to data reception mode T...

Page 12: ...c Carrying box 1 pc Battery AAA alkaline dry battery 8 pc User manual 1 pc Note The content of this user manual cannot be used as a reason for using the product for special purposes The company is not responsible for other losses caused by use The company reserves the right to modify the contents of the user manual If there are changes no further notice will be given Ba ery cover Tighten Loosen Ba...

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